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(11)

EP 2 819 984 A1

(12)

(43) Date of publication: 07.01.2015 Bulletin 2015/02 (21) Application number: 13705820.2 (22) Date of filing: 26.02.2013

(51) International Patent Classification (IPC):  C07C 45/78(2006.01) B65D 88/02(2006.01) F17C 13/00(2006.01) C07C 49/08(2006.01) F17C 3/02(2006.01) C22C 38/40(2006.01) (86) International application number: PCT/EP2013/053789 (87) International publication number: WO 2013/127773 (06.09.2013 Gazette 2013/36)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 28.02.2012 EP 12157255 (71) Applicant: Borealis AG 1220 Vienna (AT)	(72) Inventors: DICKE, René A-4060 Leonding (AT) LEITNER, Andreas A-4240 Freistadt (AT) (74) Representative: Campbell, Neil Boyd  Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)